Altek Electronics makes intricate circuit boards for mammography machines, elevators, and cutters used in the garment industry, among other machines. The Torrington-based company was founded in the ’70s by engineer Stephen Altschuler. It is now run by President Richard Razza, along with Altschuler’s son, David, and daughter, Sabrina Beck. While Altek lost some of its business to offshoring, a few companies — including Otis Elevator Co. — have decided to bring that business back to Connecticut, and Altek had its most profitable year ever in 2015.

Visit Asnuntuck Community College in Enfield and Platt Technical High School in Milford, and explore the 21st-century skills the future manufacturing workforce is learning at schools like these. Plus, find out about educational programs and internships being offered at Connecticut companies like Stevens Manufacturing in Milford.

This century-old aerospace company, based in Bristol, creates critical testing systems to test the safety and efficiency of aircraft components. From brakes, to engines, to cabin oxygen systems, Bauer, Inc., test stands are the last line of defense before these aircraft take flight. The company started in refrigeration and then transitioned to aerospace when Pratt & Whitney engine orders started to ramp up in the 1930s.

HABCO makes ground test equipment for all aircraft. The Glastonbury company’s newest, most innovative product is a “smart toolbox” that has a GPS system embedded in the tools to help with inventory control and aircraft safety. It’s the only technology of its kind in the world.

They are back making guitars at Ovation in New Hartford. Some dedicated employees wouldn’t let the factory close up shop when the owners put it up for sale in 2014, convincing the new buyer to keep making the iconic guitar. The company was founded in the ’60s by Charlie Kaman, an innovative helicopter designer who had a passion for guitars. He created a groundbreaking instrument using material from rotors. The unique sound caught the attention of some of the biggest names in the music business, including Glen Campbell, Paul Simon, and Melissa Etheridge.